Answer:
a) The amount of increase or decrease in revenue that is expected from a particular course of action as compared with an alternative is termed:
Differential Revenue
b) The Differential cost of producing Product D is the additional cost of $9.25 per pound.
Explanation:
a) Differential Revenue is the difference in sales revenue that results from two different courses of action.
b) The corporate finance institute defines Differential cost as "the difference between the cost of two alternative decisions."